<?php
/*
	vpn_pptp_users_edit.php
	part of m0n0wall (http://m0n0.ch/wall)

	Copyright (C) 2003-2005 Manuel Kasper <mk@neon1.net>.
	All rights reserved.

	Redistribution and use in source and binary forms, with or without
	modification, are permitted provided that the following conditions are met:

	1. Redistributions of source code must retain the above copyright notice,
	   this list of conditions and the following disclaimer.

	2. Redistributions in binary form must reproduce the above copyright
	   notice, this list of conditions and the following disclaimer in the
	   documentation and/or other materials provided with the distribution.

	THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
	INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
	AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
	AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
	OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
	POSSIBILITY OF SUCH DAMAGE.
*/

##|+PRIV
##|*IDENT=page-vpn-vpnpptp-user-edit
##|*NAME=VPN: VPN PPTP: User: Edit page
##|*DESCR=Allow access to the 'VPN: VPN PPTP: User: Edit' page.
##|*MATCH=vpn_pptp_users_edit.php*
##|-PRIV


require("guiconfig.inc");

if (!is_array($config['pptpd']['user'])) {
	$config['pptpd']['user'] = array();
}
pptpd_users_sort();
$a_secret = &$config['pptpd']['user'];

$id = $_GET['id'];
if (isset($_POST['id']))
	$id = $_POST['id'];

if (isset($id) && $a_secret[$id]) {
	$pconfig['username'] = $a_secret[$id]['name'];
	$pconfig['ip'] = $a_secret[$id]['ip'];
}

if ($_POST) {

	unset($input_errors);
	$pconfig = $_POST;

	/* input validation */
	if (isset($id) && ($a_secret[$id])) {
		$reqdfields = explode(" ", "username");
		$reqdfieldsn = explode(",", "用户名");
	} else {
		$reqdfields = explode(" ", "username password");
		$reqdfieldsn = explode(",", "用户名,密码");
	}

	do_input_validation($_POST, $reqdfields, $reqdfieldsn, &$input_errors);

	if (preg_match("/[^a-zA-Z0-9\.\-_]/", $_POST['username']))
		$input_errors[] = "用户名含有非法字符。";

	if (preg_match("/[[:cntrl:]\"]/", $_POST['password']))
		$input_errors[] = "密码含有非法字符。";

	if (($_POST['password']) && ($_POST['password'] != $_POST['password2'])) {
		$input_errors[] = "两次输入密码不一致。";
	}
	if (($_POST['ip'] && !is_ipaddr($_POST['ip']))) {
		$input_errors[] = "IP地址无效。";
	}

	if (!$input_errors && !(isset($id) && $a_secret[$id])) {
		/* make sure there are no dupes */
		foreach ($a_secret as $secretent) {
			if ($secretent['name'] == $_POST['username']) {
				$input_errors[] = "该用户名已存在。";
				break;
			}
		}
	}

	if (!$input_errors) {

		if (isset($id) && $a_secret[$id])
			$secretent = $a_secret[$id];

		$secretent['name'] = $_POST['username'];
		$secretent['ip'] = $_POST['ip'];

		if ($_POST['password'])
			$secretent['password'] = $_POST['password'];

		if (isset($id) && $a_secret[$id])
			$a_secret[$id] = $secretent;
		else
			$a_secret[] = $secretent;

		write_config();
		touch($d_pptpuserdirty_path);

		header("Location: vpn_pptp_users.php");
		exit;
	}
}

$pgtitle = array("服务管理","VPN PPTP","用户","编辑");
$pgmenu = array('service', '/vpn_pptp.php');
include("head.inc");

?>
<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
<?php include("fbegin.inc"); ?>
<?php if ($input_errors) print_input_errors($input_errors); ?>
            <form action="vpn_pptp_users_edit.php" method="post" name="iform" id="iform">
              <div id="mainarea">
	      <table width="100%" border="0" cellpadding="6" cellspacing="0">
                <tr>
                  <td width="22%" valign="top" class="vncellreq">用户名</td>
                  <td width="78%" class="vtable">
					<?=$mandfldhtml;?><input name="username" type="text" class="formfld user" id="username" size="20" value="<?=htmlspecialchars($pconfig['username']);?>">
                  </td>
                <tr>
                  <td width="22%" valign="top" class="vncellreq">密码</td>
                  <td width="78%" class="vtable">
                    <?=$mandfldhtml;?><input name="password" type="password" class="formfld pwd" id="password" size="20">
                    <br><?=$mandfldhtml;?><input name="password2" type="password" class="formfld pwd" id="password2" size="20">
                    &nbsp;(密码确认)<?php if (isset($id) && $a_secret[$id]): ?><br>
                    <span class="vexpl">如果您需要修改密码，在这里输入两次</span><?php endif; ?></td>
                </tr>
                <tr>
                  <td width="22%" valign="top" class="vncell">IP地址</td>
                  <td width="78%" class="vtable">
                    <input name="ip" type="text" class="formfld unknown" id="ip" size="20" value="<?=htmlspecialchars($pconfig['ip']);?>">
                    <br><span class="vexpl">如果需要用户以指定IP连入，请输入IP</span></td>
                </tr>
                <tr>
                  <td class="vncell" width="22%" valign="top">&nbsp;</td>
                  <td class="vncell" width="78%">
                    <input name="Submit" type="submit" class="formbtn" value="保存">
                    <?php if (isset($id) && $a_secret[$id]): ?>
                    <input name="id" type="hidden" value="<?=$id;?>">
                    <?php endif; ?>
                  </td>
                </tr>
              </table>
	      </div>
</form>
<?php include("fend.inc"); ?>
</body>
</html>


